Destiel - Smut (Pizza Man)

Destiel fanfic where Castiel is watching the pizza man and the babysitter as dean works on research for a hunt, while deans distracted Cas takes the chance to sneak kisses on his neck, getting caught dean decides to show cas what the pizza man did seeing as cas wanted him to do so. Destiel- smut R 18+ M. First fanfic I've written! Thank you for reading please vote!